remove view matrix from context

src/core/SkPictureShader.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkPictureShader.h"
 
 #include "SkBitmap.h"
@@ skipping 272 matching lines @@
                  fPicture ? fPicture->cullRect().fBottom : 0);
 
     str->appendf("(%s, %s)", gTileModeName[fTmx], gTileModeName[fTmy]);
 
     this->INHERITED::toString(str);
 }
 #endif
 
 #if SK_SUPPORT_GPU
 bool SkPictureShader::asFragmentProcessor(GrContext* context, const SkPaint& paint,
-                                          const SkMatrix* localMatrix, GrColor* paintColor,
+                                          const SkMatrix& viewM, const SkMatrix* localMatrix,
+                                          GrColor* paintColor,
                                           GrFragmentProcessor** fp) const {
-    SkAutoTUnref<SkShader> bitmapShader(this->refBitmapShader(context->getMatrix(), localMatrix));
+    SkAutoTUnref<SkShader> bitmapShader(this->refBitmapShader(viewM, localMatrix));
     if (!bitmapShader) {
         return false;
     }
-    return bitmapShader->asFragmentProcessor(context, paint, NULL, paintColor, fp);
+    return bitmapShader->asFragmentProcessor(context, paint, viewM, NULL, paintColor, fp);
 }
 #else
-bool SkPictureShader::asFragmentProcessor(GrContext*, const SkPaint&, const SkMatrix*, GrColor*,
+bool SkPictureShader::asFragmentProcessor(GrContext*, const SkPaint&, const SkMatrix&,
+                                          const SkMatrix*, GrColor*,
                                           GrFragmentProcessor**) const {
     SkDEBUGFAIL("Should not call in GPU-less build");
     return false;
 }
 #endif